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Mazda RX-4 Coupe

(1973 model)

Brief specs of 1973 Mazda RX-4 Coupe

5-seater coupé, petrol (gasoline) 2-cylinder straight (inline) engine, 2616 cm3 / 159.6 cu in / 159.6 cu in, 85.0 kW / 114.0 hp / 114.0 hp @ 6000 rpm / 6000 rpm / 6000 rpm, 165.0 N·m / 121.7 lb·ft / 121.7 lb·ft @ 4000 rpm / 4000 rpm / 4000 rpm

units: metric UK US

Basic (general) data

Marque (make)MazdaIssued from1973
ModelRX-4 CoupeIssued until
SerieRX-4Number made
Model familyBody construction
Model codeBody designation
ManufacturerMazda Motor Corp.CountryJP

Bodywork

Base platformNumber of doors
Bodywork typecoupéNumber of seats5
Bodywork designerCargo capacity (volume)
Passenger space (volume)4170 l / 147.26 cu ft / 147.26 cu ftMax. cargo capacity (volume)

Dimensions & Weight

Length4400 mm / 173.2 in / 173.2 inTotal (curb) weight1110 kg / 2447 lb / 2447 lb
Width1670 mm / 65.7 in / 65.7 inDry weight
Height1390 mm / 54.7 in / 54.7 inLoad capacity
Wheelbase2520 mm / 99.2 in / 99.2 inGross (max.) weight
Track frontTowing weight
Track rearWeight distribution (front)
Ground clearanceFuel capacity
Length/wheelbase ratio1.75  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.4Frontal area (A)1.97 m2 / 21.2 sq ft / 21.2 sq ft (est.)
Aerodynamic coefficient (Cd×A)0.79 m2 / 8.5 sq ft / 8.5 sq ft (est.)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)19.6 kW / 26.3 hp / 26.3 hp (est.)

Engine

Engine CodeTotal number of cylinders2
Engine Typestraight (inline) (Inline, 2 cylinder (twin))Total number of valves
Engine ManufacturerValves per cylinder
Engine constructionBore
Fuelpetrol (gasoline)Stroke
Fuel detailsBore/Stroke ratio
Fuel supplyEngine displacement2616 cm3 / 159.6 cu in / 159.6 cu in
Engine Main bearingsUnitary capacity
Cam DesignCompression ratio
SumpMax. output power85.0 kW / 114.0 hp / 114.0 hp at 6000 rpm / 6000 rpm / 6000 rpm
AspirationMax. torque165.0 N·m / 121.7 lb·ft / 121.7 lb·ft at 4000 rpm / 4000 rpm / 4000 rpm
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)34.0 kW / 45.6 hp / 45.6 hp (est.)
CoolantSpecific output32.5 kW/l / 0.714 bhp/cu in / 0.714 bhp/cu in
Catalytic converterSpecific torque63.1 N·m/l / 0.55 lb·ft/cu in / 0.55 lb·ft/cu in

Transmission

Transmission typeNumber of gears
Wheel driveTop gear (drive) ratio
  Final gear (drive) ratio

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio104.5 kW/ton / 79.2 bhp/ton / 79.2 bhp/ton
Acceleration 0-100 km/hFuel consumption, City (urban)
Acceleration 0-100 mph (160 km/h)Fuel consumption, Road (extra-urban)
Acceleration 80-120 km/h (50-70 mph) in topFuel consumption, Mixed (combined)
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions
  Range

Chassis

Engine locationEngine alignment
SteeringSteering details
Turns lock-to-lockTurning circle
Suspension frontSuspension rear
Wheels frontWheels rear
Tyres front195/70-R13Tyres rear195/70-R13
Brakes frontBrakes rear
Brake diameter frontBrake diameter rear
Brakes detailsBraked area

Technical specifications and performance data of Mazda RX-4 Coupe

Infobox

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